Beacon Hill Yoga/REPS

Beantown Bootcamp

Bhakti Bodhi Yoga

Big Night Fitness

Bikes and Beers

Bilancia Fitness

BodyWaves

Bodyscapes Fitness

Boston Ballet School

Boston Barre

Boston Body

Boston Body Pilates Newbury Street

Boston Body Pilates Waterfront

Boston Dance Studios

Boston Harbor Sailing Club

Bouldering Project - Boston

BronCore Fitness

Burke's FITNESS - Bcycle

Burn Fitness Studios

C-Town Studio

Cambridge Athletic Club

Canadian Park Training

Catalyst Performance Training

Centre Yoga